diff options
| -rw-r--r-- | arch/x86/pci/xen.c | 4 | ||||
| -rw-r--r-- | drivers/xen/events.c | 36 | ||||
| -rw-r--r-- | include/xen/events.h | 2 |
3 files changed, 10 insertions, 32 deletions
diff --git a/arch/x86/pci/xen.c b/arch/x86/pci/xen.c index 15fd981d35f1..ffd8c7a2cdbb 100644 --- a/arch/x86/pci/xen.c +++ b/arch/x86/pci/xen.c @@ -106,7 +106,7 @@ static int xen_hvm_setup_msi_irqs(struct pci_dev *dev, int nvec, int type) dev_dbg(&dev->dev, "xen: msi already bound to pirq=%d\n", pirq); } - irq = xen_bind_pirq_msi_to_irq(dev, msidesc, pirq, + irq = xen_bind_pirq_msi_to_irq(dev, msidesc, pirq, 0, (type == PCI_CAP_ID_MSIX) ? "msi-x" : "msi"); if (irq < 0) @@ -145,7 +145,7 @@ static int xen_setup_msi_irqs(struct pci_dev *dev, int nvec, int type) goto error; i = 0; list_for_each_entry(msidesc, &dev->msi_list, list) { - irq = xen_bind_pirq_msi_to_irq(dev, msidesc, v[i], + irq = xen_bind_pirq_msi_to_irq(dev, msidesc, v[i], 0, (type == PCI_CAP_ID_MSIX) ? "pcifront-msi-x" : "pcifront-msi"); diff --git a/drivers/xen/events.c b/drivers/xen/events.c index 77ede77a9ee9..34469489087b 100644 --- a/drivers/xen/events.c +++ b/drivers/xen/events.c @@ -662,7 +662,7 @@ int xen_allocate_pirq_msi(struct pci_dev *dev, struct msi_desc *msidesc) } int xen_bind_pirq_msi_to_irq(struct pci_dev *dev, struct msi_desc *msidesc, - int pirq, const char *name) + int pirq, int vector, const char *name) { int irq, ret; @@ -675,7 +675,7 @@ int xen_bind_pirq_msi_to_irq(struct pci_dev *dev, struct msi_desc *msidesc, set_irq_chip_and_handler_name(irq, &xen_pirq_chip, handle_level_irq, name); - irq_info[irq] = mk_pirq_info(0, pirq, 0, 0); + irq_info[irq] = mk_pirq_info(0, pirq, 0, vector); pirq_to_irq[pirq] = irq; ret = set_irq_msi(irq, msidesc); if (ret < 0) @@ -691,7 +691,6 @@ error_irq: int xen_create_msi_irq(struct pci_dev *dev, struct msi_desc *msidesc, int type) { - int ret, irq = -1; struct physdev_map_pirq map_irq; int rc; int pos; @@ -719,34 +718,13 @@ int xen_create_msi_irq(struct pci_dev *dev, struct msi_desc *msidesc, int type) rc = HYPERVISOR_physdev_op(PHYSDEVOP_map_pirq, &map_irq); if (rc) { dev_warn(&dev->dev, "xen map irq failed %d\n", rc); - goto out; + return -1; } - spin_lock(&irq_mapping_update_lock); - - irq = xen_allocate_irq_dynamic(); - - if (irq == -1) - goto out; - - irq_info[irq] = mk_pirq_info(0, map_irq.pirq, 0, map_irq.index); - pirq_to_irq[map_irq.pirq] = irq; - - set_irq_chip_and_handler_name(irq, &xen_pirq_chip, - handle_level_irq, - (type == PCI_CAP_ID_MSIX) ? "msi-x":"msi"); - - ret = set_irq_msi(irq, msidesc); - if (ret) - goto out_irq; - -out: - spin_unlock(&irq_mapping_update_lock); - return irq; -out_irq: - spin_unlock(&irq_mapping_update_lock); - xen_free_irq(irq); - return -1; + return xen_bind_pirq_msi_to_irq(dev, msidesc, + map_irq.pirq, map_irq.index, + (type == PCI_CAP_ID_MSIX) ? + "msi-x" : "msi"); } #endif diff --git a/include/xen/events.h b/include/xen/events.h index 18bf825bac66..45c08a0d580a 100644 --- a/include/xen/events.h +++ b/include/xen/events.h @@ -77,7 +77,7 @@ int xen_map_pirq_gsi(unsigned pirq, unsigned gsi, int shareable, char *name); #ifdef CONFIG_PCI_MSI int xen_allocate_pirq_msi(struct pci_dev *dev, struct msi_desc *msidesc); int xen_bind_pirq_msi_to_irq(struct pci_dev *dev, struct msi_desc *msidesc, - int pirq, const char *name); + int pirq, int vector, const char *name); int xen_create_msi_irq(struct pci_dev *dev, struct msi_desc *msidesc, int type); #endif |